======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '262'
                                          'artist'  'Ken Nordine'
                                     'text_people'  ''
                                         'release'  'Upper Limbo'
                                           'title'  'King of the Hill'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-JZFKS-3', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['cool', 'jazz', 'spoken word', 'word jazz', 'poetry']"
                                     'discogstags'  "['poetry', 'experimental', 'jazz', 'rock', 'non-music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '14'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-soft-word'
                                             'bpm'  '132.7'
                                             'key'  '9A'
                                        'acoustid'  '5e477d26-70fd-4e90-8c6d-b6f019f97df6'
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Upper Limbo'
'TBPM' (BPM (beats per minute))                     '132.7'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-soft-word'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'King of the Hill'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ken Nordine'
'TPE2' (Band/orchestra/accompaniment)               'Ken Nordine'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Grateful Dead Records'
'TRCK' (Track number/Position in set)               '6/14'
'TSO2'                                              'Nordine, Ken'
'TSOP' (Performer sort order)                       'Nordine, Ken'
'TXXX:Acoustid Id'                                  '5e477d26-70fd-4e90-8c6d-b6f019f97df6'
'TXXX:Artists'                                      'Ken Nordine'
'TXXX:BARCODE'                                      '092874017925'
'TXXX:CATALOGNUMBER'                                'GDCD40172'
'TXXX:MusicBrainz Album Artist Id'                  '02559a81-c2b5-46fd-a4d7-51d452fd3b3e'
'TXXX:MusicBrainz Album Id'                         'd37243e6-910e-4d24-a7e9-1723d15323ae'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/live'
'TXXX:MusicBrainz Artist Id'                        '02559a81-c2b5-46fd-a4d7-51d452fd3b3e'
'TXXX:MusicBrainz Release Group Id'                 '728b73a4-c808-3966-8f38-97243a91c28a'
'TXXX:MusicBrainz Release Track Id'                 'c9286ec0-913d-3ef1-9385-0c3cb0f6e825'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['poetry', 'experimental', 'jazz', 'rock', 'non-music']
'TXXX:lastfmtags'                                   ['cool', 'jazz', 'spoken word', 'word jazz', 'poetry']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.43 dB'
'TXXX:replaygain_track_peak'                        '0.994735'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ddbcdd44-2264-4e1d-9826-9d6c0af921c8')

========================== row from database ==========================
                                              'id'  398020
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Ken Nordine  (usa)/Ken Nordine - 1993 - Upper Limbo (Grateful Dead) [160k]/06 - King of the Hill.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  262
                                           'genre'  prerock-jb-jazz-soft-word
                                        'filesize'  5263240
                                           'mtime'  1620538605
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (usa) 1993 (Grateful Dead) [160k] 06 prerock jb jazz soft word
                                      'tag_artist'  Ken Nordine
                                     'tag_release'  Upper Limbo
                                       'tag_title'  King of the Hill
                                             'bpm'  132.7
                                    'search_title'  'hill':4 'king':1 'of':2 'the':3
                                   'search_artist'  'ken':1 'nordine':2
                                  'search_release'  'limbo':2 'upper':1
                                     'search_rest'  '160k':8,9 '1993':3 'dead':6,7 'grateful':4,5 'jazz':12 'jb':11 'prerock':10 'soft':13 'usa':1,2 'word':14
                                    'search_combo'  '160k':16,17 '1993':11 'dead':14,15 'grateful':12,13 'hill':4A 'jazz':20 'jb':19 'ken':5B 'king':1A 'limbo':8C 'nordine':6B 'of':2A 'prerock':18 'soft':21 'the':3A 'upper':7C 'usa':9,10 'word':22
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['cool', 'jazz', 'spoken word', 'word jazz', 'poetry']
                                        'tag_date'  1993
                                     'discogstags'  ['poetry', 'experimental', 'jazz', 'rock', 'non-music']

============================== file details ==============================
                                           'mtime'  1620538605.443375  (2021-05-09 07:36:45)
                             'size'  5263240